1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17
18package android.filterpacks.base;
19
20import android.filterfw.core.Filter;
21import android.filterfw.core.FilterContext;
22import android.filterfw.core.Frame;
23import android.filterfw.core.FrameFormat;
24import android.filterfw.core.GenerateFinalPort;
25import android.filterfw.core.KeyValueMap;
26
27/**
28 * @hide
29 */
30public class FrameBranch extends Filter {
31
32    @GenerateFinalPort(name = "outputs", hasDefault = true)
33    private int mNumberOfOutputs = 2;
34
35    public FrameBranch(String name) {
36        super(name);
37    }
38
39    @Override
40    public void setupPorts() {
41        addInputPort("in");
42        for (int i = 0; i < mNumberOfOutputs; ++i) {
43            addOutputBasedOnInput("out" + i, "in");
44        }
45    }
46
47    @Override
48    public FrameFormat getOutputFormat(String portName, FrameFormat inputFormat) {
49        return inputFormat;
50    }
51
52    public void process(FilterContext context) {
53        // Get input frame
54        Frame input = pullInput("in");
55
56        // Push output
57        for (int i = 0; i < mNumberOfOutputs; ++i) {
58            pushOutput("out" + i, input);
59        }
60    }
61
62}
63